ㅃ

Etymology
Doubled ㅂ (bieup)

Letter

 * 1) A digraph of hangul, the Korean alphabet.
 * In North Korea, ㅃ is called 된비읍 (doenbieup), "strong ㅂ (bieup)". In South Korea, it is called 쌍비읍 (ssangbieup), "doubled ㅂ (bieup)".
 * ㅃ is pronounced as an bilabial plosive with tense phonation (IPA: [p͈] or [b̬]), i.e. similar to the English p, but with a stiff tongue and glottal opening.

Usage notes
In Dongguk Jeong'un (東國正韻), this letter was used to transcribe voiced bilabial plosive ([b]) of Middle Chinese.